Home / 112,437.86-168,656.79-29,331.86

Finding the Fourth Proportional to 112,437.86, 168,656.79 and 29,331.86

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Solution

The fourth proportional to 112,437.86, 168,656.79 and 29,331.86 is: 43,997.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,437.86 : 168,656.79 = 29,331.86 : x
  2. Step 2: Convert to fraction form
    112,437.86/168,656.79 = 29,331.86/x
  3. Step 3: Cross multiply
    112,437.86x = 168,656.79 × 29,331.86
  4. Step 4: Simplify right side
    112,437.86x = 4,947,017,352.33
  5. Step 5: Solve for x
    x = 4,947,017,352.33/112,437.86
  6. Step 6: Final answer
    x = 43,997.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.